I guess a corollary to your question would be at what point should we let old forms of art die? New forms of art are being constantly created, and if we gave ea

I guess a corollary to your question would be at what point should we let old forms of art die? New forms of art are being constantly created, and if we gave each form equal funding, art funding would increase forever. Since it must remain constant (or decrease) some forms must lose funding. Perhaps they will even go extinct as a result.